The Quad Lock Handlebar Mount PRO Chrome handlebar phone mount´s patented two-stage locking ensures that your phone is securely attached to the motorcycle. The mount is made of black anodized CNC machined aluminum. For additional protection of the smartphone, it is possible to add an anti-vibration damper (recommended). The phone mount is compatible with all Quad Lock phone cases and universal adapters (not included) and fits 38mm, 44mm, and 51mm diameter handlebars. The mount also has discreet cable routing for USB charger cables.